<?php
/**
 * Author Yulin
 * Email  dwzhanglong@126.com
 * Date   2016-6-23
 * Func   
 */
defined('IN_YuLin') || exit('NO PERMIT!');

if($a == 'image')
{
    if(IS_POST)
    {
        //  去掉缓存
        header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
        header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
        header("Cache-Control: no-store, no-cache, must-revalidate");
        header("Cache-Control: post-check=0, pre-check=0", false);
        header("Pragma: no-cache");
        
        // 5 minutes execution time
        @set_time_limit(5 * 60);
        
        //('{"jsonrpc" : "2.0", "url" : "'.$resurl.'", "id" : "id"}');
        $res = UploadFile('file');
        $res['error'] && exit('{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to upload the file."}, "id":"id"}');
		
        echo '{"jsonrpc" : "2.0", "url" : "'.$res['url'].'", "id" : "id"}';
        exit;
        
        // Uncomment this one to fake upload time
        // usleep(5000);
        
        // Settings
        // $targetDir = ini_get("upload_tmp_dir") . DIRECTORY_SEPARATOR . "plupload";
        $targetDir = DATA_PATH.'tmp';
        $uploadDir = DATA_PATH.'tmp';
        
        $cleanupTargetDir = true; // Remove old files
        $maxFileAge = 5 * 3600; // Temp file age in seconds        
        
        // Create target dir
        if (!file_exists($targetDir)) {
            @mkdir($targetDir,777,true);
        }
        
        // Create target dir
        if (!file_exists($uploadDir)) {
            @mkdir($uploadDir,777,true);
        }
        
        // Get a file name
        if (isset($_REQUEST["name"])) {
            $fileName = $_REQUEST["name"];
        } elseif (!empty($_FILES)) {
            $fileName = $_FILES["file"]["name"];
        } else {
            $fileName = uniqid("file_");
        }
        
        $filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName;
        $uploadPath = $uploadDir . DIRECTORY_SEPARATOR . $fileName;
        $resurl = $uploadDir.DIRECTORY_SEPARATOR.$fileName;
        
        // Chunking might be enabled
        $chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
        $chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 1;
        
        
        // Remove old temp files
        if ($cleanupTargetDir) {
            if (!is_dir($targetDir) || !$dir = opendir($targetDir)) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 100, "message": "Failed to open temp directory."}, "id" : "id"}');
            }
        
            while (($file = readdir($dir)) !== false) {
                $tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file;
        
                // If temp file is current file proceed to the next
                if ($tmpfilePath == "{$filePath}_{$chunk}.part" || $tmpfilePath == "{$filePath}_{$chunk}.parttmp") {
                    continue;
                }
        
                // Remove temp file if it is older than the max age and is not the current file
                if (preg_match('/\.(part|parttmp)$/', $file) && (@filemtime($tmpfilePath) < time() - $maxFileAge)) {
                    @unlink($tmpfilePath);
                }
            }
            closedir($dir);
        }
        
        
        // Open temp file
        if (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) {
            die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
        }
        
        if (!empty($_FILES)) {
            if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to move uploaded file."}, "id" : "id"}');
            }
        
            // Read binary input stream and append it to temp file
            if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        } else {
            if (!$in = @fopen("php://input", "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        }
        
        while ($buff = fread($in, 4096)) {
            fwrite($out, $buff);
        }
        
        @fclose($out);
        @fclose($in);
        
        rename("{$filePath}_{$chunk}.parttmp", "{$filePath}_{$chunk}.part");
        
        $index = 0;
        $done = true;
        for( $index = 0; $index < $chunks; $index++ ) {
            if ( !file_exists("{$filePath}_{$index}.part") ) {
                $done = false;
                break;
            }
        }
        if ( $done ) {
            if (!$out = @fopen($uploadPath, "wb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
            }
        
            if ( flock($out, LOCK_EX) ) {
                for( $index = 0; $index < $chunks; $index++ ) {
                    if (!$in = @fopen("{$filePath}_{$index}.part", "rb")) {
                        break;
                    }
        
                    while ($buff = fread($in, 4096)) {
                        fwrite($out, $buff);
                    }
        
                    @fclose($in);
                    @unlink("{$filePath}_{$index}.part");
                }
        
                flock($out, LOCK_UN);
            }
            @fclose($out);
        }
        
        // Return Success JSON-RPC response
        die('{"jsonrpc" : "2.0", "url" : "'.$resurl.'", "id" : "id"}');
    }
    
    $id = NoBadStr($_GET['id']);
    
    $tpl->display('api/upload_image');
}

?>